Exchange Server 2013 RTM on MSDN/TechNet Download

Exchange Server 2013 (x64) - DVD (Multilanguage)
ISO | Multiple Languages
Release Date: 10/24/2012
Size: 3451MB
File Name: mu_exchange_server_2013_x64_dvd_1112105.iso
SHA1: E9DDE6F776876B281215BEEDD7E2DB3AD525281F
Languages: English, Japanese, Korean, German, Spanish, French, Italian, Portuguese-Brazil, Russian, Chinese - Traditional, Chinese - Simplified

Additionally Lync Server 2013, SharePoint 2013, Office 2013 are also available on MSDN/TechNet Download

Lync Server 2013 (x64) - DVD (English)
ISO | English |
Release Date: 10/24/2012
Size: 1271 MB
File Name: en_lync_server_2013_x64_dvd_1043673.iso
SHA1: 69D1B1C42C2580AFAB170B7AAF30EDC76401F9C6
Languages: English

SharePoint Server 2013 (x64) - DVD (English)
ISO | English |
Release Date: 10/24/2012
Size: 2453 MB
File Name: en_sharepoint_server_2013_x64_dvd_1121447.iso
SHA1: 7c0af157cf2e0c2ec5288e4c52d91cea86816010
Languages: English

Office Professional Plus 2013 (x64) - DVD (English)
ISO | English |
Release Date: 10/24/2012
Size: 769 MB
File Name: en_office_professional_plus_2013_x64_dvd_1123674.iso
SHA1: 377f1f97dbe99104cf053df3632377f07c9310c7
Languages: English

Office Professional Plus 2013 (x86) - DVD (English)
ISO | English |
Release Date: 10/24/2012
Size: 667 MB
File Name: en_office_professional_plus_2013_x86_dvd_1123673.iso
SHA1: 36a70d4d1a2f42282f4d7175a37264a57da35a91
Languages: English